diff options
| author |   Michal Koutný <mkoutny@suse.com> | 2025-03-11 13:36:23 +0100 |
|---|---|---|
| committer |   Tejun Heo <tj@kernel.org> | 2025-03-11 09:22:54 -1000 |
| commit | db4dc20c1140ab56dc31a73c4b48a50fad7a5634 (patch) | |
| tree | a0e936c737b9fffa6fcd47f1cdeac527fc4219a2 | |
| parent | cgroup/cpuset-v1: Add deprecation messages to mem_exclusive and mem_hardwall (diff) | |
| download | wireguard-linux-db4dc20c1140ab56dc31a73c4b48a50fad7a5634.tar.xz wireguard-linux-db4dc20c1140ab56dc31a73c4b48a50fad7a5634.zip | |
cgroup/cpuset-v1: Add deprecation messages to memory_migrate
Memory migration (between cgroups) was given up in v2 due to performance
reasons of its implementation. Migration between NUMA nodes within one
memcg may still make sense to modify affinity at runtime though.
Signed-off-by: Michal Koutný <mkoutny@suse.com>
Acked-by: Waiman Long <longman@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
| -rw-r--r-- | kernel/cgroup/cpuset-v1.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/cgroup/cpuset-v1.c b/kernel/cgroup/cpuset-v1.c index 620e07ffd61f..a1bbbd345041 100644 --- a/kernel/cgroup/cpuset-v1.c +++ b/kernel/cgroup/cpuset-v1.c @@ -477,6 +477,7 @@ static int cpuset_write_u64(struct cgroup_subsys_state *css, struct cftype *cft, retval = cpuset_update_flag(CS_SCHED_LOAD_BALANCE, cs, val); break; case FILE_MEMORY_MIGRATE: + pr_info_once("cpuset.%s is deprecated\n", cft->name); retval = cpuset_update_flag(CS_MEMORY_MIGRATE, cs, val); break; case FILE_MEMORY_PRESSURE_ENABLED: |